From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Ian McDonald" Subject: Re: UDP Out 0f Sequence Date: Thu, 21 Sep 2006 15:59:05 +1200 Message-ID: <5640c7e00609202059p74c1c653t8a97fb873915f5d@mail.gmail.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: "Rick Jones" , "netdev@vger.kernel.org" Return-path: Received: from nf-out-0910.google.com ([64.233.182.131]:35830 "EHLO nf-out-f131.google.com") by vger.kernel.org with ESMTP id S1751192AbWIUD7M (ORCPT ); Wed, 20 Sep 2006 23:59:12 -0400 Received: by nf-out-f131.google.com with SMTP id k65so632725nfa for ; Wed, 20 Sep 2006 20:59:11 -0700 (PDT) To: "Majumder, Rajib" In-Reply-To: Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 9/21/06, Majumder, Rajib wrote: > Does this mean if we have 2 hosts connected back to back (there's no network device in between), sequence is guaranteed even in UDP? > I think if you're trying to make the packets appear in order you need to untie the Gordian knot http://en.wikipedia.org/wiki/Gordian_Knot In other words you should fix the application rather than the near impossible task of trying to make the packets in order... Ian -- Ian McDonald Web: http://wand.net.nz/~iam4 Blog: http://imcdnzl.blogspot.com WAND Network Research Group Department of Computer Science University of Waikato New Zealand